Question
Why does water boil at lower temperatures on
hills?Solution
On higher altitudes such as hills, the atmospheric pressure is lower compared to sea level. This reduced pressure decreases the boiling point of water, causing it to boil at temperatures lower than 100°C, unlike at sea level where it boils at exactly 100°C.
A paper is folded and cut as shown below. How will it appear when unfolded?
If ‘A ÷ B’ means ‘B is the brother of A’,
‘A × B’ means ‘B is the daughter of A’,
‘A @ B’ means ‘B is the wife of ...
If + means −, − means ×, × means ÷ and ÷ means +, then what will come in place of the question mark (?) in the following equation?
81 × ...
In this question, three statements are given, followed by three conclusions numbered I, II and III. Assuming the statements to be true, even if they see...
Vani starts from point A and drives 6 km towards the east. He then takes a right turn and drives 10 km. He takes a final left turn and drives 8 km and s...
In a certain code language, 'POND' is coded as '3517' and 'NEAR' is coded as '2463'.
What is the code for 'N' in that language?
An electronic device makes a beep after every 60 sec. Another device makes a beep after every 62 sec. They beeped together at 10 a.m. The next time, whe...
The position(s) of how many letters will remain unchanged if each of the letters in the word OPERATOR is arranged in the English alphabetical order?
What will come in the place of '?' in the following equation, if '+' and '–' are interchanged and '×' and '÷' are interchanged?
357 × 7 + 19...
A, B, C, D, E and F are six members in a family. The family consists of two married couples. The family members are a lawyer, teacher, businessman, engi...
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